triage, it relies on data from the, s government, the app has a list of doctors and clinics compiled by medicare and other federal reports, and its directions to the hospital came from the taxpayer financed gps satellite system. this marriage of smart phones public information and private ingenuity has helped drive and exploding app economy that has grown in value from search throw to $20 billion in just four years. the man responsible forgiving away what the government knows is the u.s. chief technology officer todd park. >> there is a mass civil growing array of new .. services, products, applications that can help americans take control of their own health and healthcare. >> you don't need a master's degree to use an app. >> to melissa ketterer this handheld information industry came clear on clear in the afternoon with her husband's life in the balance, she had an app for that. >> wyatt andrews, irving, texas. >> reid: it is a big day for anybody with a $2 power jackpot project. >> it has swelled $225 million. >> the chance of winning the big prize, one in $175 million. >> coming up on tonig